As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LANDING GEAR HANDLE WOULD NOT RAISE AFTER TAKEOFF. PROCEEDED WITH LANDING GEAR LEVER LATCH FAILED TO RELEASE RED TAB CHECKLIST. AFTER PULLING AND RESETTING SAFETY RELAY/ LEVER LATCH CB, GEAR RAISED NORMALLY. REMOVED AND REPLACED R-91 AND R-93 LANDING GEAR SAFETY RELAYS. ALSO FOUND CONTROL HANDLE LOCKING VLV SOLENOID DIRTY. CLEANED OPS CK LANDING GEAR HANDLE AS PER M/M 32-31-00-5, OPS CHECK GOOD.